20933940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 62052480

約数和(自身を除く): 41118540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 53, 58, 60, 87, 106, 116, 145, 159, 174, 212, 227, 265, 290, 318, 348, 435, 454, 530, 580, 636, 681, 795, 870, 908, 1060, 1135, 1362, 1537, 1590, 1740, 2270, 2724, 3074, 3180, 3405, 4540, 4611, 6148, 6583, 6810, 7685, 9222, 12031, 13166, 13620, 15370, 18444, 19749, 23055, 24062, 26332, 30740, 32915, 36093, 39498, 46110, 48124, 60155, 65830, 72186, 78996, 92220, 98745, 120310, 131660, 144372, 180465, 197490, 240620, 348899, 360930, 394980, 697798, 721860, 1046697, 1395596, 1744495, 2093394, 3488990, 4186788, 5233485, 6977980, 10466970, 20933940]

約数ペア:

[(1, 20933940), (2, 10466970), (3, 6977980), (4, 5233485), (5, 4186788), (6, 3488990), (10, 2093394), (12, 1744495), (15, 1395596), (20, 1046697), (29, 721860), (30, 697798), (53, 394980), (58, 360930), (60, 348899), (87, 240620), (106, 197490), (116, 180465), (145, 144372), (159, 131660), (174, 120310), (212, 98745), (227, 92220), (265, 78996), (290, 72186), (318, 65830), (348, 60155), (435, 48124), (454, 46110), (530, 39498), (580, 36093), (636, 32915), (681, 30740), (795, 26332), (870, 24062), (908, 23055), (1060, 19749), (1135, 18444), (1362, 15370), (1537, 13620), (1590, 13166), (1740, 12031), (2270, 9222), (2724, 7685), (3074, 6810), (3180, 6583), (3405, 6148), (4540, 4611)]